1 files changed, 3 insertions, 3 deletions
diff --git a/src/client/util/CurrentUserUtils.ts b/src/client/util/CurrentUserUtils.ts
index ba97b9fe0..1f140e145 100644
--- a/src/client/util/CurrentUserUtils.ts
+++ b/src/client/util/CurrentUserUtils.ts
@@ -770,13 +770,13 @@ export class CurrentUserUtils {
     }
 
     static setupSidebarContainer(doc: Doc) {
-        if (doc["sidebar"] === undefined) {
+        if (doc.sidebar === undefined) {
             const sidebarContainer = new Doc();
             sidebarContainer._chromeStatus = "disabled";
             sidebarContainer.onClick = ScriptField.MakeScript("freezeSidebar()");
-            doc["sidebar"] = new PrefetchProxy(sidebarContainer);
+            doc.sidebar = new PrefetchProxy(sidebarContainer);
         }
-        return doc["sidebar"] as Doc;
+        return doc.sidebar as Doc;
     }
 
     // setup the list of sidebar mode buttons which determine what is displayed in the sidebar